bis(p-Chlorobenzyl)disulfide

Also known as: bis(p-Chlorobenzyl)disulfide, bis(4-chlorobenzyl) disulfide, di(4-chlorobenzyl) disulfide, 4,4'-dichlorodibenzyl disulfide, 1,2-bis(4-chlorobenzyl)disulfane, 1-chloro-4-[[(4-chlorophenyl)methyldisulfanyl]methyl]benzene, bis-(4-chlor-benzyl)-disulfid, NSC 190482, p-chloro dibenzyl disulfide

bis(p-Chlorobenzyl)disulfide (CAS 23566-17-8) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C14H12Cl2S2 and a molecular weight of 315.28100 g/mol. Key properties include a melting point of 59ºC, a boiling point of 420.9ºC at 760mmHg, a density of 1.342g/cm3 and a flash point of 192.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 23566-17-8
Jingsj CID: J-1310703-4
Molecular Formula: C₁₄H₁₂Cl₂S₂
Molecular Weight: 315.28100 g/mol
Category: Ethers
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	59ºC
Boiling Point	420.9ºC at 760mmHg
Density	1.342g/cm3
Flash Point	192.5ºC
Exact Mass	313.97600
PSA	50.60000
LogP	6.07500
Vapor Pressure	6.63E-07mmHg at 25°C
Refractive Index	1.654

Customs & Trade Information

HS Code	2930909090
Summary	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of bis(p-Chlorobenzyl)disulfide?

The CAS number of bis(p-Chlorobenzyl)disulfide is 23566-17-8.

What are the molecular formula and molecular weight of bis(p-Chlorobenzyl)disulfide?

bis(p-Chlorobenzyl)disulfide has molecular formula C14H12Cl2S2 and molecular weight 315.28100 g/mol.

What are the upstream and downstream products of bis(p-Chlorobenzyl)disulfide?

For bis(p-Chlorobenzyl)disulfide, Upstream Products: 4-Chlorobenzyl mercaptan, 4-Chlorobenzyl chloride, 4-Chlorobenzyl bromide; Downstream Products: (4-Chlorophenyl)methanesulfonyl chloride, 2-(4-Chlorophenyl)benzothiazole.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "bis(p-Chlorobenzyl)disulfide (CAS 23566-17-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1310703-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.